Investment Securities (Tables)

12 Months Ended

Jun. 30, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of cost, gross unrealized gains, gross unrealized losses and fair value of available-for-sale securities

Investment securities at June 30, 2022 consist of certificates of deposit and municipal bonds, and at June 30, 2021, consist of certificates of deposit, which are classified as available-for-sale debt securities and have been determined to be level 1 assets. The cost, gross unrealized gains, gross unrealized losses and fair value of available-for-sale debt securities by major security type at June 30, 2022 and June 30, 2021 are as follows:

			Gross		Gross
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
2022
Certificates of deposit	$	3,639,000	$	—	$	—		$	3,639,000
Municipal bonds		72,225		—		(2,446	)		69,779
2022 Total investment securities	$	3,711,225	$	—	$	(2,446	)	$	3,708,779
2021
Certificates of deposit	$	3,092,000	$	—	$	—		$	3,092,000
Municipal bonds		—		—		—			—
2021 Total investment securities	$	3,092,000	$	—	$	—		$	3,092,000

Schedule of contractual maturities of available-for-sale securities

As of June 30, 2022 and 2021, the remaining contractual maturities of available-for-sale debt securities were as follows:

	Years to Maturity
	Less than		One to
	One Year		Five Years		Total
2022
Available-for-sale	$	3,639,000	$	69,779	$	3,708,779
2021
Available-for-sale	$	3,092,000	$	—	$	3,092,000